Answer:
Option C. Cells only contain the genes necessary for the building of specific proteins.
Explanation:
Each and every cell contains a gene which is responsible for the production of specific proteins for the body. Two different cells produce two different types of protein due to different gene composition. In multicellular organisms, different functions are performed by different cells which are different from other body cells due to the different gene and protein structure.
Biodiversity loss from species extinctions may rival pollution and climate change impacts. Species extinction and loss of biodiversity could be as devastating for the earth as climate change and air pollution. That's the finding of a new study by a group of scientists from nine countries.
Answer:
C
Explanation:
A Scanning Electron Microscope can detect and analyze surface fractures, provide information in microstructures, examine surface contaminations, and reveal spatial variations in chemical compositions
The answer to your question is D
Barack Obama was elected president in November of 2008. He was sworn in January 20, 2009.